public virtual void TestNamedRelation()
{
SemanticGraph graph = SemanticGraph.ValueOf("[ate subj>Bill dobj>[muffins compound>blueberry]]");
SemgrexPattern pattern = SemgrexPattern.Compile("{idx:0}=gov >>=foo {idx:3}=dep");
SemgrexMatcher matcher = pattern.Matcher(graph);
NUnit.Framework.Assert.IsTrue(matcher.Find());
NUnit.Framework.Assert.AreEqual("ate", matcher.GetNode("gov").ToString());
NUnit.Framework.Assert.AreEqual("blueberry", matcher.GetNode("dep").ToString());
NUnit.Framework.Assert.AreEqual("compound", matcher.GetRelnString("foo"));
NUnit.Framework.Assert.IsFalse(matcher.Find());
pattern = SemgrexPattern.Compile("{idx:3}=dep <<=foo {idx:0}=gov");
matcher = pattern.Matcher(graph);
NUnit.Framework.Assert.IsTrue(matcher.Find());
NUnit.Framework.Assert.AreEqual("ate", matcher.GetNode("gov").ToString());
NUnit.Framework.Assert.AreEqual("blueberry", matcher.GetNode("dep").ToString());
NUnit.Framework.Assert.AreEqual("dobj", matcher.GetRelnString("foo"));
NUnit.Framework.Assert.IsFalse(matcher.Find());
pattern = SemgrexPattern.Compile("{idx:3}=dep <=foo {idx:2}=gov");
matcher = pattern.Matcher(graph);
NUnit.Framework.Assert.IsTrue(matcher.Find());
NUnit.Framework.Assert.AreEqual("muffins", matcher.GetNode("gov").ToString());
NUnit.Framework.Assert.AreEqual("blueberry", matcher.GetNode("dep").ToString());
NUnit.Framework.Assert.AreEqual("compound", matcher.GetRelnString("foo"));
NUnit.Framework.Assert.IsFalse(matcher.Find());
pattern = SemgrexPattern.Compile("{idx:2}=gov >=foo {idx:3}=dep");
matcher = pattern.Matcher(graph);
NUnit.Framework.Assert.IsTrue(matcher.Find());
NUnit.Framework.Assert.AreEqual("muffins", matcher.GetNode("gov").ToString());
NUnit.Framework.Assert.AreEqual("blueberry", matcher.GetNode("dep").ToString());
NUnit.Framework.Assert.AreEqual("compound", matcher.GetRelnString("foo"));
NUnit.Framework.Assert.IsFalse(matcher.Find());
}
public static void OutputResults(SemgrexPattern pattern, SemanticGraph graph, params string[] ignored)
{
System.Console.Out.WriteLine("Matching pattern " + pattern + " to\n" + graph + " :" + (pattern.Matcher(graph).Matches() ? "matches" : "doesn't match"));
System.Console.Out.WriteLine();
pattern.PrettyPrint();
System.Console.Out.WriteLine();
SemgrexMatcher matcher = pattern.Matcher(graph);
while (matcher.Find())
{
System.Console.Out.WriteLine(" " + matcher.GetMatch());
ICollection <string> nodeNames = matcher.GetNodeNames();
if (nodeNames != null && nodeNames.Count > 0)
{
foreach (string name in nodeNames)
{
System.Console.Out.WriteLine(" " + name + ": " + matcher.GetNode(name));
}
}
ICollection <string> relNames = matcher.GetRelationNames();
if (relNames != null)
{
foreach (string name in relNames)
{
System.Console.Out.WriteLine(" " + name + ": " + matcher.GetRelnString(name));
}
}
}
}